/* 页面加载动画 */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #F5F5F5;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease-out, visibility 0.3s ease-out;
    animation: autoHide 1s ease-out forwards;
}

/* CSS自动隐藏动画（备用方案） */
@keyframes autoHide {
    0% {
        opacity: 1;
        visibility: visible;
    }
    90% {
        opacity: 1;
        visibility: visible;
    }
    100% {
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
    }
}

.page-loader.hidden {
    opacity: 0 !important;
    pointer-events: none !important;
    visibility: hidden !important;
    display: none !important;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(135deg, #FFD54F 0%, #FFC107 50%, #FFEB3B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
    animation: pulse 2s ease-in-out infinite;
}

/* 样式11：爆炸碎片加载动画 */
.loader-spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    position: relative;
}

.loader-spinner .fragment {
    position: absolute;
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, #FFD54F 0%, #FF6B35 100%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.loader-spinner .fragment:nth-child(1) {
    animation: fragment1 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(2) {
    animation: fragment2 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(3) {
    animation: fragment3 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(4) {
    animation: fragment4 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(5) {
    animation: fragment5 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(6) {
    animation: fragment6 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(7) {
    animation: fragment7 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(8) {
    animation: fragment8 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(9) {
    animation: fragment9 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(10) {
    animation: fragment10 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(11) {
    animation: fragment11 1.2s ease-in-out infinite;
}

.loader-spinner .fragment:nth-child(12) {
    animation: fragment12 1.2s ease-in-out infinite;
}

@keyframes fragment1 {
    0%, 100% { transform: translate(-50%, -50%) rotate(0deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(0deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment2 {
    0%, 100% { transform: translate(-50%, -50%) rotate(30deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(30deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment3 {
    0%, 100% { transform: translate(-50%, -50%) rotate(60deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(60deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment4 {
    0%, 100% { transform: translate(-50%, -50%) rotate(90deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(90deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment5 {
    0%, 100% { transform: translate(-50%, -50%) rotate(120deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(120deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment6 {
    0%, 100% { transform: translate(-50%, -50%) rotate(150deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(150deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment7 {
    0%, 100% { transform: translate(-50%, -50%) rotate(180deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(180deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment8 {
    0%, 100% { transform: translate(-50%, -50%) rotate(210deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(210deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment9 {
    0%, 100% { transform: translate(-50%, -50%) rotate(240deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(240deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment10 {
    0%, 100% { transform: translate(-50%, -50%) rotate(270deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(270deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment11 {
    0%, 100% { transform: translate(-50%, -50%) rotate(300deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(300deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

@keyframes fragment12 {
    0%, 100% { transform: translate(-50%, -50%) rotate(330deg) translate(0, 0) scale(0); opacity: 1; }
    50% { transform: translate(-50%, -50%) rotate(330deg) translate(0, -35px) scale(1) rotate(180deg); opacity: 0.7; }
}

.loader-text {
    color: #757575;
    font-size: 16px;
    font-weight: 500;
    margin-top: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

/* 页面跳转加载动画 */
.page-transition-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(245, 245, 245, 0.3);
    z-index: 10000;
    display: none;
}

.page-transition-loader.active {
    display: block;
}

.page-transition-progress {
    height: 100%;
    background: linear-gradient(90deg, #FFD54F 0%, #FFC107 50%, #FFEB3B 100%);
    width: 0%;
    animation: loadingProgress 1.5s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(255, 213, 79, 0.5);
}

@keyframes loadingProgress {
    0% {
        width: 0%;
        transform: translateX(0);
    }
    50% {
        width: 70%;
        transform: translateX(0);
    }
    100% {
        width: 100%;
        transform: translateX(100%);
    }
}

/* 页面淡入动画 */
.page-fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}